Reef Supplies

True double union ball valves (slip and thread included) - 1.5"

True double union ball valves (slip and thread included) - 1/2"

True double union ball valves (slip and thread included) - 2"

True double union ball valves (slip and thread included) - 3/4"

Designed to be used any place where you want to stop backflow and siphoning. These are among the highest quality check valves to be found. Relat...

1 1/2" Clear PVC Socketed True Union Swing Check Valve Size: 1 1/2" Slip x 1 1/2" Slip Designed to be used any place where you want to sto...

Barb fillting - will NOT fit Loc-line

  Barb fillting - will NOT fit Loc-line

Union 1 1/2" Slip

Union 1" Slip

1/2"  slip x slip Union Joint

3/4"  slip x slip Union Joint

The Worlds Best Check ValvesCheck valves are always a good idea to have, however when it comes to reliability you get what you pay for. There are o...